Sugiyama, Yuya; Kurata, Yuki; Kunda, Yoko; Miyazaki, Atsushi; Matsui, Junko; Nakamura, Shuichi; Hamamoto, Hiromi; Shioiri, Takayuki; Matsugi, Masato Tetrahedron, 2012 , vol. 68, # 20 p. 3885 - 3892